scholarly journals Reliability-based Optimization Design of Mechanical Components with Truncated Normal Distributions

2016 ◽  
Author(s):  
Xiangdong He ◽  
Xiaoyan Hu ◽  
Wei Qi
Keyword(s):  
Optimization Design ◽  
Normal Distributions ◽  
Truncated Normal ◽  
Mechanical Components ◽  
Reliability Based Optimization

Dynamic reliability-based robust optimization design for a torsion bar

2008 ◽  
Vol 223 (2) ◽  
pp. 483-490 ◽  
Author(s):  
X-G Wang ◽  
Y-M Zhang ◽  
B-Y Wang
Keyword(s):  
Robust Optimization ◽  
Optimization Design ◽  
Computational Method ◽  
Random Load ◽  
Dynamic Reliability ◽  
Reliability Sensitivity ◽  
Robust Optimization Design ◽  
Mechanical Components ◽  
Reliability Based Optimization ◽  
Torsion Bar

The variation rules of strength, load, and reliability of mechanical components are studied with a change in time, and a model is established for dynamic reliability of mechanical components under the random load acting. According to the model, the design of dynamic reliability sensitivity is discussed, and the approach to calculate it is proposed. By combining the theory of reliability-based optimization design with the method of sensitivity analysis, the computational method of dynamic reliability-based robust optimization design is established, and the problem of dynamic reliability-based robust optimization design of a torsion bar is solved.

Truncated Normal Distributions

Nature ◽  
1950 ◽  
Vol 165 (4194) ◽  
pp. 444-445 ◽  
Author(s):  
H. R. THOMPSON
Keyword(s):  
Normal Distributions ◽  
Truncated Normal

Time-Dependent Reliability-Based Robust Optimization Design of Components Structure

2011 ◽  
Vol 199-200 ◽  
pp. 456-462 ◽  
Author(s):  
Bao Yan Wang ◽  
Xin Gang Wang ◽  
Li Sha Zhu ◽  
Hao Lu
Keyword(s):  
Robust Optimization ◽  
Design Theory ◽  
Optimization Design ◽  
Time Dependent ◽  
Model Combining ◽  
Reliability Sensitivity ◽  
Reliability Sensitivity Analysis ◽  
Sensitivity Analysis Method ◽  
Robust Optimization Design ◽  
Reliability Based Optimization

Time-dependent reliability sensitivity design is discussed based on time-dependent reliability model, combining reliability optimization design theory and time-dependent reliability sensitivity analysis method, a problem on time-dependent reliability-based robust optimization design of components structure is studied, and a numerical method for reliability-based robust optimization design is also presented. The time-dependent reliability sensitivity is added to the reliability-based optimization design model and the reliability-based robust optimization design is described as a multi-objection optimization.

Optimization Design on Dynamic Reliability of a Tension Bar

2011 ◽  
Vol 415-417 ◽  
pp. 807-812
Author(s):  
Xin Gang Wang ◽  
Bao Yan Wang ◽  
Xiu Feng Tan
Keyword(s):  
Optimization Design ◽  
Theoretical Data ◽  
Computational Method ◽  
Design Parameters ◽  
Arbitrary Distribution ◽  
Random Load ◽  
Reliability Design ◽  
Dynamic Reliability ◽  
Reliability Sensitivity ◽  
Mechanical Components

This template explains and demonstrates how to prepare your camera-ready paper for Trans Tech Publications. The best is to read these instructions and follow the outline of this text. The variation rules of strength, load, and reliability of mechanical components are studied with a change in time, and a model is established for dynamic reliability of mechanical components under the random load acting. By combining the theory of reliability design with the method of sensitivity analysis, the computational method of dynamic reliability sensitivity design with arbitrary distribution parameter is proposed based on the methods Edgeworth and perturbation, and the problem of dynamic reliability sensitivity design of mechanical components distributed arbitrary distribution is solved as well as the variation rules of dynamic reliability sensitivity are given. The variation of reliability is studied as design parameters change a little, which provides theoretical data for dynamic reliability design of mechanical components.

An approach of robust reliability design for mechanical components

2005 ◽  
Vol 219 (3) ◽  
pp. 275-283 ◽  
Author(s):  
Y M Zhang ◽  
X D He ◽  
Q L Liu ◽  
B C Wen
Keyword(s):  
Robust Design ◽  
Design Method ◽  
Random Variables ◽  
Design Parameters ◽  
Theoretical Formula ◽  
Reliability Design ◽  
Reliability Sensitivity ◽  
Mechanical Components ◽  
Reliability Based Optimization ◽  
Robust Reliability

The reliability-based optimization, the reliability sensitivity technique, and the robust design are employed to present a practical and effective approach of robust reliability design for mechanical components on the condition of known probabilistic characteristics of original random variables. The theoretical formula of robust reliability design for mechanical components is obtained. The respective program can be used to obtain the robust reliability design parameters accurately and quickly. According to the numerical results, the method proposed is a convenient and practical robust reliability design method.

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